﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {

        }

        private readonly Dictionary<string, string> _user = new Dictionary<string, string>

         private void Form1_Load(object sender, EventArgs e)
        {
            _user.Add("admin", "123456");

        }

        private void button1_Click(object sender, EventArgs e)
        {
            var uName = "admin";
            var pWord = "123456";

            var uid = userName.Text;
            var pwd = passWord.Text;

            var res = _user.Where(x => x.Key == uid).FirstOrDefault();

            if(res.Key ==uid  && res .Value ==pwd  )
            {
                MessageBox.Show("登录成功","恭喜你",MessageBoxButtons.YesNo,MessageBoxIcon .Information);
            }
            else
            {
                MessageBox.Show("很遗憾","登录失败","您可以重新注册一个账号",MessageBoxButtons.YesNo, MessageBoxIcon.Information);
            }
            }

       
    }

     
    
}
